19747116

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{5431}}^1$

素因数の和:5542

約数の個数: 36

約数和(自身を含む): 50419824

約数和(自身を除く): 30672708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 606, 909, 1212, 1818, 3636, 5431, 10862, 16293, 21724, 32586, 48879, 65172, 97758, 195516, 548531, 1097062, 1645593, 2194124, 3291186, 4936779, 6582372, 9873558, 19747116]

約数ペア:

[(1, 19747116), (2, 9873558), (3, 6582372), (4, 4936779), (6, 3291186), (9, 2194124), (12, 1645593), (18, 1097062), (36, 548531), (101, 195516), (202, 97758), (303, 65172), (404, 48879), (606, 32586), (909, 21724), (1212, 16293), (1818, 10862), (3636, 5431)]